
#pragma once


#include <glbinding/nogl.h>

#include <glbinding/gl/enum.h>


namespace gl21
{


// use enum type
using gl::GLenum;


// import enums to namespace
using gl::GL_2_BYTES;
using gl::GL_2D;
using gl::GL_3_BYTES;
using gl::GL_3D;
using gl::GL_3D_COLOR;
using gl::GL_3D_COLOR_TEXTURE;
using gl::GL_4_BYTES;
using gl::GL_4D_COLOR_TEXTURE;
using gl::GL_ACCUM;
using gl::GL_ACCUM_ALPHA_BITS;
using gl::GL_ACCUM_BLUE_BITS;
using gl::GL_ACCUM_CLEAR_VALUE;
using gl::GL_ACCUM_GREEN_BITS;
using gl::GL_ACCUM_RED_BITS;
using gl::GL_ACTIVE_ATTRIBUTE_MAX_LENGTH;
using gl::GL_ACTIVE_ATTRIBUTES;
using gl::GL_ACTIVE_TEXTURE;
using gl::GL_ACTIVE_UNIFORM_MAX_LENGTH;
using gl::GL_ACTIVE_UNIFORMS;
using gl::GL_ADD;
using gl::GL_ADD_SIGNED;
using gl::GL_ALIASED_LINE_WIDTH_RANGE;
using gl::GL_ALIASED_POINT_SIZE_RANGE;
using gl::GL_ALPHA;
using gl::GL_ALPHA12;
using gl::GL_ALPHA16;
using gl::GL_ALPHA4;
using gl::GL_ALPHA8;
using gl::GL_ALPHA_BIAS;
using gl::GL_ALPHA_BITS;
using gl::GL_ALPHA_SCALE;
using gl::GL_ALPHA_TEST;
using gl::GL_ALPHA_TEST_FUNC;
using gl::GL_ALPHA_TEST_REF;
using gl::GL_ALWAYS;
using gl::GL_AMBIENT;
using gl::GL_AMBIENT_AND_DIFFUSE;
using gl::GL_AND;
using gl::GL_AND_INVERTED;
using gl::GL_AND_REVERSE;
using gl::GL_ARRAY_BUFFER;
using gl::GL_ARRAY_BUFFER_BINDING;
using gl::GL_ATTACHED_SHADERS;
using gl::GL_ATTRIB_STACK_DEPTH;
using gl::GL_AUTO_NORMAL;
using gl::GL_AUX0;
using gl::GL_AUX1;
using gl::GL_AUX2;
using gl::GL_AUX3;
using gl::GL_AUX_BUFFERS;
using gl::GL_BACK;
using gl::GL_BACK_LEFT;
using gl::GL_BACK_RIGHT;
using gl::GL_BGR;
using gl::GL_BGRA;
using gl::GL_BITMAP;
using gl::GL_BITMAP_TOKEN;
using gl::GL_BLEND;
using gl::GL_BLEND_COLOR;
using gl::GL_BLEND_DST;
using gl::GL_BLEND_DST_ALPHA;
using gl::GL_BLEND_DST_RGB;
using gl::GL_BLEND_EQUATION;
using gl::GL_BLEND_EQUATION_ALPHA;
using gl::GL_BLEND_EQUATION_RGB;
using gl::GL_BLEND_SRC;
using gl::GL_BLEND_SRC_ALPHA;
using gl::GL_BLEND_SRC_RGB;
using gl::GL_BLUE;
using gl::GL_BLUE_BIAS;
using gl::GL_BLUE_BITS;
using gl::GL_BLUE_SCALE;
using gl::GL_BOOL;
using gl::GL_BOOL_VEC2;
using gl::GL_BOOL_VEC3;
using gl::GL_BOOL_VEC4;
using gl::GL_BUFFER_ACCESS;
using gl::GL_BUFFER_MAP_POINTER;
using gl::GL_BUFFER_MAPPED;
using gl::GL_BUFFER_SIZE;
using gl::GL_BUFFER_USAGE;
using gl::GL_BYTE;
using gl::GL_C3F_V3F;
using gl::GL_C4F_N3F_V3F;
using gl::GL_C4UB_V2F;
using gl::GL_C4UB_V3F;
using gl::GL_CCW;
using gl::GL_CLAMP;
using gl::GL_CLAMP_TO_BORDER;
using gl::GL_CLAMP_TO_EDGE;
using gl::GL_CLEAR;
using gl::GL_CLIENT_ACTIVE_TEXTURE;
using gl::GL_CLIENT_ATTRIB_STACK_DEPTH;
using gl::GL_CLIP_PLANE0;
using gl::GL_CLIP_PLANE1;
using gl::GL_CLIP_PLANE2;
using gl::GL_CLIP_PLANE3;
using gl::GL_CLIP_PLANE4;
using gl::GL_CLIP_PLANE5;
using gl::GL_COEFF;
using gl::GL_COLOR;
using gl::GL_COLOR_ARRAY;
using gl::GL_COLOR_ARRAY_BUFFER_BINDING;
using gl::GL_COLOR_ARRAY_POINTER;
using gl::GL_COLOR_ARRAY_SIZE;
using gl::GL_COLOR_ARRAY_STRIDE;
using gl::GL_COLOR_ARRAY_TYPE;
using gl::GL_COLOR_CLEAR_VALUE;
using gl::GL_COLOR_INDEX;
using gl::GL_COLOR_INDEXES;
using gl::GL_COLOR_LOGIC_OP;
using gl::GL_COLOR_MATERIAL;
using gl::GL_COLOR_MATERIAL_FACE;
using gl::GL_COLOR_MATERIAL_PARAMETER;
using gl::GL_COLOR_SUM;
using gl::GL_COLOR_WRITEMASK;
using gl::GL_COMBINE;
using gl::GL_COMBINE_ALPHA;
using gl::GL_COMBINE_RGB;
using gl::GL_COMPARE_R_TO_TEXTURE;
using gl::GL_COMPILE;
using gl::GL_COMPILE_AND_EXECUTE;
using gl::GL_COMPILE_STATUS;
using gl::GL_COMPRESSED_ALPHA;
using gl::GL_COMPRESSED_INTENSITY;
using gl::GL_COMPRESSED_LUMINANCE;
using gl::GL_COMPRESSED_LUMINANCE_ALPHA;
using gl::GL_COMPRESSED_RGB;
using gl::GL_COMPRESSED_RGBA;
using gl::GL_COMPRESSED_SLUMINANCE;
using gl::GL_COMPRESSED_SLUMINANCE_ALPHA;
using gl::GL_COMPRESSED_SRGB;
using gl::GL_COMPRESSED_SRGB_ALPHA;
using gl::GL_COMPRESSED_TEXTURE_FORMATS;
using gl::GL_CONSTANT;
using gl::GL_CONSTANT_ALPHA;
using gl::GL_CONSTANT_ATTENUATION;
using gl::GL_CONSTANT_COLOR;
using gl::GL_COORD_REPLACE;
using gl::GL_COPY;
using gl::GL_COPY_INVERTED;
using gl::GL_COPY_PIXEL_TOKEN;
using gl::GL_CULL_FACE;
using gl::GL_CULL_FACE_MODE;
using gl::GL_CURRENT_COLOR;
using gl::GL_CURRENT_FOG_COORD;
using gl::GL_CURRENT_FOG_COORDINATE;
using gl::GL_CURRENT_INDEX;
using gl::GL_CURRENT_NORMAL;
using gl::GL_CURRENT_PROGRAM;
using gl::GL_CURRENT_QUERY;
using gl::GL_CURRENT_RASTER_COLOR;
using gl::GL_CURRENT_RASTER_DISTANCE;
using gl::GL_CURRENT_RASTER_INDEX;
using gl::GL_CURRENT_RASTER_POSITION;
using gl::GL_CURRENT_RASTER_POSITION_VALID;
using gl::GL_CURRENT_RASTER_SECONDARY_COLOR;
using gl::GL_CURRENT_RASTER_TEXTURE_COORDS;
using gl::GL_CURRENT_SECONDARY_COLOR;
using gl::GL_CURRENT_TEXTURE_COORDS;
using gl::GL_CURRENT_VERTEX_ATTRIB;
using gl::GL_CW;
using gl::GL_DECAL;
using gl::GL_DECR;
using gl::GL_DECR_WRAP;
using gl::GL_DELETE_STATUS;
using gl::GL_DEPTH;
using gl::GL_DEPTH_BIAS;
using gl::GL_DEPTH_BITS;
using gl::GL_DEPTH_CLEAR_VALUE;
using gl::GL_DEPTH_COMPONENT;
using gl::GL_DEPTH_COMPONENT16;
using gl::GL_DEPTH_COMPONENT24;
using gl::GL_DEPTH_COMPONENT32;
using gl::GL_DEPTH_FUNC;
using gl::GL_DEPTH_RANGE;
using gl::GL_DEPTH_SCALE;
using gl::GL_DEPTH_TEST;
using gl::GL_DEPTH_TEXTURE_MODE;
using gl::GL_DEPTH_WRITEMASK;
using gl::GL_DIFFUSE;
using gl::GL_DITHER;
using gl::GL_DOMAIN;
using gl::GL_DONT_CARE;
using gl::GL_DOT3_RGB;
using gl::GL_DOT3_RGBA;
using gl::GL_DOUBLE;
using gl::GL_DOUBLEBUFFER;
using gl::GL_DRAW_BUFFER;
using gl::GL_DRAW_BUFFER0;
using gl::GL_DRAW_BUFFER1;
using gl::GL_DRAW_BUFFER10;
using gl::GL_DRAW_BUFFER11;
using gl::GL_DRAW_BUFFER12;
using gl::GL_DRAW_BUFFER13;
using gl::GL_DRAW_BUFFER14;
using gl::GL_DRAW_BUFFER15;
using gl::GL_DRAW_BUFFER2;
using gl::GL_DRAW_BUFFER3;
using gl::GL_DRAW_BUFFER4;
using gl::GL_DRAW_BUFFER5;
using gl::GL_DRAW_BUFFER6;
using gl::GL_DRAW_BUFFER7;
using gl::GL_DRAW_BUFFER8;
using gl::GL_DRAW_BUFFER9;
using gl::GL_DRAW_PIXEL_TOKEN;
using gl::GL_DST_ALPHA;
using gl::GL_DST_COLOR;
using gl::GL_DYNAMIC_COPY;
using gl::GL_DYNAMIC_DRAW;
using gl::GL_DYNAMIC_READ;
using gl::GL_EDGE_FLAG;
using gl::GL_EDGE_FLAG_ARRAY;
using gl::GL_EDGE_FLAG_ARRAY_BUFFER_BINDING;
using gl::GL_EDGE_FLAG_ARRAY_POINTER;
using gl::GL_EDGE_FLAG_ARRAY_STRIDE;
using gl::GL_ELEMENT_ARRAY_BUFFER;
using gl::GL_ELEMENT_ARRAY_BUFFER_BINDING;
using gl::GL_EMISSION;
using gl::GL_EQUAL;
using gl::GL_EQUIV;
using gl::GL_EXP;
using gl::GL_EXP2;
using gl::GL_EXTENSIONS;
using gl::GL_EYE_LINEAR;
using gl::GL_EYE_PLANE;
using gl::GL_FASTEST;
using gl::GL_FEEDBACK;
using gl::GL_FEEDBACK_BUFFER_POINTER;
using gl::GL_FEEDBACK_BUFFER_SIZE;
using gl::GL_FEEDBACK_BUFFER_TYPE;
using gl::GL_FILL;
using gl::GL_FLAT;
using gl::GL_FLOAT;
using gl::GL_FLOAT_MAT2;
using gl::GL_FLOAT_MAT2x3;
using gl::GL_FLOAT_MAT2x4;
using gl::GL_FLOAT_MAT3;
using gl::GL_FLOAT_MAT3x2;
using gl::GL_FLOAT_MAT3x4;
using gl::GL_FLOAT_MAT4;
using gl::GL_FLOAT_MAT4x2;
using gl::GL_FLOAT_MAT4x3;
using gl::GL_FLOAT_VEC2;
using gl::GL_FLOAT_VEC3;
using gl::GL_FLOAT_VEC4;
using gl::GL_FOG;
using gl::GL_FOG_COLOR;
using gl::GL_FOG_COORD;
using gl::GL_FOG_COORD_ARRAY;
using gl::GL_FOG_COORD_ARRAY_BUFFER_BINDING;
using gl::GL_FOG_COORD_ARRAY_POINTER;
using gl::GL_FOG_COORD_ARRAY_STRIDE;
using gl::GL_FOG_COORD_ARRAY_TYPE;
using gl::GL_FOG_COORD_SRC;
using gl::GL_FOG_COORDINATE;
using gl::GL_FOG_COORDINATE_ARRAY;
using gl::GL_FOG_COORDINATE_ARRAY_BUFFER_BINDING;
using gl::GL_FOG_COORDINATE_ARRAY_POINTER;
using gl::GL_FOG_COORDINATE_ARRAY_STRIDE;
using gl::GL_FOG_COORDINATE_ARRAY_TYPE;
using gl::GL_FOG_COORDINATE_SOURCE;
using gl::GL_FOG_DENSITY;
using gl::GL_FOG_END;
using gl::GL_FOG_HINT;
using gl::GL_FOG_INDEX;
using gl::GL_FOG_MODE;
using gl::GL_FOG_START;
using gl::GL_FRAGMENT_DEPTH;
using gl::GL_FRAGMENT_SHADER;
using gl::GL_FRAGMENT_SHADER_DERIVATIVE_HINT;
using gl::GL_FRONT;
using gl::GL_FRONT_AND_BACK;
using gl::GL_FRONT_FACE;
using gl::GL_FRONT_LEFT;
using gl::GL_FRONT_RIGHT;
using gl::GL_FUNC_ADD;
using gl::GL_FUNC_REVERSE_SUBTRACT;
using gl::GL_FUNC_SUBTRACT;
using gl::GL_GENERATE_MIPMAP;
using gl::GL_GENERATE_MIPMAP_HINT;
using gl::GL_GEQUAL;
using gl::GL_GREATER;
using gl::GL_GREEN;
using gl::GL_GREEN_BIAS;
using gl::GL_GREEN_BITS;
using gl::GL_GREEN_SCALE;
using gl::GL_INCR;
using gl::GL_INCR_WRAP;
using gl::GL_INDEX_ARRAY;
using gl::GL_INDEX_ARRAY_BUFFER_BINDING;
using gl::GL_INDEX_ARRAY_POINTER;
using gl::GL_INDEX_ARRAY_STRIDE;
using gl::GL_INDEX_ARRAY_TYPE;
using gl::GL_INDEX_BITS;
using gl::GL_INDEX_CLEAR_VALUE;
using gl::GL_INDEX_LOGIC_OP;
using gl::GL_INDEX_MODE;
using gl::GL_INDEX_OFFSET;
using gl::GL_INDEX_SHIFT;
using gl::GL_INDEX_WRITEMASK;
using gl::GL_INFO_LOG_LENGTH;
using gl::GL_INT;
using gl::GL_INT_VEC2;
using gl::GL_INT_VEC3;
using gl::GL_INT_VEC4;
using gl::GL_INTENSITY;
using gl::GL_INTENSITY12;
using gl::GL_INTENSITY16;
using gl::GL_INTENSITY4;
using gl::GL_INTENSITY8;
using gl::GL_INTERPOLATE;
using gl::GL_INVALID_ENUM;
using gl::GL_INVALID_OPERATION;
using gl::GL_INVALID_VALUE;
using gl::GL_INVERT;
using gl::GL_KEEP;
using gl::GL_LEFT;
using gl::GL_LEQUAL;
using gl::GL_LESS;
using gl::GL_LIGHT0;
using gl::GL_LIGHT1;
using gl::GL_LIGHT2;
using gl::GL_LIGHT3;
using gl::GL_LIGHT4;
using gl::GL_LIGHT5;
using gl::GL_LIGHT6;
using gl::GL_LIGHT7;
using gl::GL_LIGHT_MODEL_AMBIENT;
using gl::GL_LIGHT_MODEL_COLOR_CONTROL;
using gl::GL_LIGHT_MODEL_LOCAL_VIEWER;
using gl::GL_LIGHT_MODEL_TWO_SIDE;
using gl::GL_LIGHTING;
using gl::GL_LINE;
using gl::GL_LINE_LOOP;
using gl::GL_LINE_RESET_TOKEN;
using gl::GL_LINE_SMOOTH;
using gl::GL_LINE_SMOOTH_HINT;
using gl::GL_LINE_STIPPLE;
using gl::GL_LINE_STIPPLE_PATTERN;
using gl::GL_LINE_STIPPLE_REPEAT;
using gl::GL_LINE_STRIP;
using gl::GL_LINE_TOKEN;
using gl::GL_LINE_WIDTH;
using gl::GL_LINE_WIDTH_GRANULARITY;
using gl::GL_LINE_WIDTH_RANGE;
using gl::GL_LINEAR;
using gl::GL_LINEAR_ATTENUATION;
using gl::GL_LINEAR_MIPMAP_LINEAR;
using gl::GL_LINEAR_MIPMAP_NEAREST;
using gl::GL_LINES;
using gl::GL_LINK_STATUS;
using gl::GL_LIST_BASE;
using gl::GL_LIST_INDEX;
using gl::GL_LIST_MODE;
using gl::GL_LOAD;
using gl::GL_LOGIC_OP;
using gl::GL_LOGIC_OP_MODE;
using gl::GL_LOWER_LEFT;
using gl::GL_LUMINANCE;
using gl::GL_LUMINANCE12;
using gl::GL_LUMINANCE12_ALPHA12;
using gl::GL_LUMINANCE12_ALPHA4;
using gl::GL_LUMINANCE16;
using gl::GL_LUMINANCE16_ALPHA16;
using gl::GL_LUMINANCE4;
using gl::GL_LUMINANCE4_ALPHA4;
using gl::GL_LUMINANCE6_ALPHA2;
using gl::GL_LUMINANCE8;
using gl::GL_LUMINANCE8_ALPHA8;
using gl::GL_LUMINANCE_ALPHA;
using gl::GL_MAP1_COLOR_4;
using gl::GL_MAP1_GRID_DOMAIN;
using gl::GL_MAP1_GRID_SEGMENTS;
using gl::GL_MAP1_INDEX;
using gl::GL_MAP1_NORMAL;
using gl::GL_MAP1_TEXTURE_COORD_1;
using gl::GL_MAP1_TEXTURE_COORD_2;
using gl::GL_MAP1_TEXTURE_COORD_3;
using gl::GL_MAP1_TEXTURE_COORD_4;
using gl::GL_MAP1_VERTEX_3;
using gl::GL_MAP1_VERTEX_4;
using gl::GL_MAP2_COLOR_4;
using gl::GL_MAP2_GRID_DOMAIN;
using gl::GL_MAP2_GRID_SEGMENTS;
using gl::GL_MAP2_INDEX;
using gl::GL_MAP2_NORMAL;
using gl::GL_MAP2_TEXTURE_COORD_1;
using gl::GL_MAP2_TEXTURE_COORD_2;
using gl::GL_MAP2_TEXTURE_COORD_3;
using gl::GL_MAP2_TEXTURE_COORD_4;
using gl::GL_MAP2_VERTEX_3;
using gl::GL_MAP2_VERTEX_4;
using gl::GL_MAP_COLOR;
using gl::GL_MAP_STENCIL;
using gl::GL_MATRIX_MODE;
using gl::GL_MAX;
using gl::GL_MAX_3D_TEXTURE_SIZE;
using gl::GL_MAX_ATTRIB_STACK_DEPTH;
using gl::GL_MAX_CLIENT_ATTRIB_STACK_DEPTH;
using gl::GL_MAX_CLIP_PLANES;
using gl::GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS;
using gl::GL_MAX_CUBE_MAP_TEXTURE_SIZE;
using gl::GL_MAX_DRAW_BUFFERS;
using gl::GL_MAX_ELEMENTS_INDICES;
using gl::GL_MAX_ELEMENTS_VERTICES;
using gl::GL_MAX_EVAL_ORDER;
using gl::GL_MAX_FRAGMENT_UNIFORM_COMPONENTS;
using gl::GL_MAX_LIGHTS;
using gl::GL_MAX_LIST_NESTING;
using gl::GL_MAX_MODELVIEW_STACK_DEPTH;
using gl::GL_MAX_NAME_STACK_DEPTH;
using gl::GL_MAX_PIXEL_MAP_TABLE;
using gl::GL_MAX_PROJECTION_STACK_DEPTH;
using gl::GL_MAX_TEXTURE_COORDS;
using gl::GL_MAX_TEXTURE_IMAGE_UNITS;
using gl::GL_MAX_TEXTURE_LOD_BIAS;
using gl::GL_MAX_TEXTURE_SIZE;
using gl::GL_MAX_TEXTURE_STACK_DEPTH;
using gl::GL_MAX_TEXTURE_UNITS;
using gl::GL_MAX_VARYING_FLOATS;
using gl::GL_MAX_VERTEX_ATTRIBS;
using gl::GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS;
using gl::GL_MAX_VERTEX_UNIFORM_COMPONENTS;
using gl::GL_MAX_VIEWPORT_DIMS;
using gl::GL_MIN;
using gl::GL_MIRRORED_REPEAT;
using gl::GL_MODELVIEW;
using gl::GL_MODELVIEW_MATRIX;
using gl::GL_MODELVIEW_STACK_DEPTH;
using gl::GL_MODULATE;
using gl::GL_MULT;
using gl::GL_MULTISAMPLE;
using gl::GL_N3F_V3F;
using gl::GL_NAME_STACK_DEPTH;
using gl::GL_NAND;
using gl::GL_NEAREST;
using gl::GL_NEAREST_MIPMAP_LINEAR;
using gl::GL_NEAREST_MIPMAP_NEAREST;
using gl::GL_NEVER;
using gl::GL_NICEST;
using gl::GL_NO_ERROR;
using gl::GL_NONE;
using gl::GL_NOOP;
using gl::GL_NOR;
using gl::GL_NORMAL_ARRAY;
using gl::GL_NORMAL_ARRAY_BUFFER_BINDING;
using gl::GL_NORMAL_ARRAY_POINTER;
using gl::GL_NORMAL_ARRAY_STRIDE;
using gl::GL_NORMAL_ARRAY_TYPE;
using gl::GL_NORMAL_MAP;
using gl::GL_NORMALIZE;
using gl::GL_NOTEQUAL;
using gl::GL_NUM_COMPRESSED_TEXTURE_FORMATS;
using gl::GL_OBJECT_LINEAR;
using gl::GL_OBJECT_PLANE;
using gl::GL_ONE;
using gl::GL_ONE_MINUS_CONSTANT_ALPHA;
using gl::GL_ONE_MINUS_CONSTANT_COLOR;
using gl::GL_ONE_MINUS_DST_ALPHA;
using gl::GL_ONE_MINUS_DST_COLOR;
using gl::GL_ONE_MINUS_SRC_ALPHA;
using gl::GL_ONE_MINUS_SRC_COLOR;
using gl::GL_OPERAND0_ALPHA;
using gl::GL_OPERAND0_RGB;
using gl::GL_OPERAND1_ALPHA;
using gl::GL_OPERAND1_RGB;
using gl::GL_OPERAND2_ALPHA;
using gl::GL_OPERAND2_RGB;
using gl::GL_OR;
using gl::GL_OR_INVERTED;
using gl::GL_OR_REVERSE;
using gl::GL_ORDER;
using gl::GL_OUT_OF_MEMORY;
using gl::GL_PACK_ALIGNMENT;
using gl::GL_PACK_IMAGE_HEIGHT;
using gl::GL_PACK_LSB_FIRST;
using gl::GL_PACK_ROW_LENGTH;
using gl::GL_PACK_SKIP_IMAGES;
using gl::GL_PACK_SKIP_PIXELS;
using gl::GL_PACK_SKIP_ROWS;
using gl::GL_PACK_SWAP_BYTES;
using gl::GL_PASS_THROUGH_TOKEN;
using gl::GL_PERSPECTIVE_CORRECTION_HINT;
using gl::GL_PIXEL_MAP_A_TO_A;
using gl::GL_PIXEL_MAP_A_TO_A_SIZE;
using gl::GL_PIXEL_MAP_B_TO_B;
using gl::GL_PIXEL_MAP_B_TO_B_SIZE;
using gl::GL_PIXEL_MAP_G_TO_G;
using gl::GL_PIXEL_MAP_G_TO_G_SIZE;
using gl::GL_PIXEL_MAP_I_TO_A;
using gl::GL_PIXEL_MAP_I_TO_A_SIZE;
using gl::GL_PIXEL_MAP_I_TO_B;
using gl::GL_PIXEL_MAP_I_TO_B_SIZE;
using gl::GL_PIXEL_MAP_I_TO_G;
using gl::GL_PIXEL_MAP_I_TO_G_SIZE;
using gl::GL_PIXEL_MAP_I_TO_I;
using gl::GL_PIXEL_MAP_I_TO_I_SIZE;
using gl::GL_PIXEL_MAP_I_TO_R;
using gl::GL_PIXEL_MAP_I_TO_R_SIZE;
using gl::GL_PIXEL_MAP_R_TO_R;
using gl::GL_PIXEL_MAP_R_TO_R_SIZE;
using gl::GL_PIXEL_MAP_S_TO_S;
using gl::GL_PIXEL_MAP_S_TO_S_SIZE;
using gl::GL_PIXEL_PACK_BUFFER;
using gl::GL_PIXEL_PACK_BUFFER_BINDING;
using gl::GL_PIXEL_UNPACK_BUFFER;
using gl::GL_PIXEL_UNPACK_BUFFER_BINDING;
using gl::GL_POINT;
using gl::GL_POINT_DISTANCE_ATTENUATION;
using gl::GL_POINT_FADE_THRESHOLD_SIZE;
using gl::GL_POINT_SIZE;
using gl::GL_POINT_SIZE_GRANULARITY;
using gl::GL_POINT_SIZE_MAX;
using gl::GL_POINT_SIZE_MIN;
using gl::GL_POINT_SIZE_RANGE;
using gl::GL_POINT_SMOOTH;
using gl::GL_POINT_SMOOTH_HINT;
using gl::GL_POINT_SPRITE;
using gl::GL_POINT_SPRITE_COORD_ORIGIN;
using gl::GL_POINT_TOKEN;
using gl::GL_POINTS;
using gl::GL_POLYGON;
using gl::GL_POLYGON_MODE;
using gl::GL_POLYGON_OFFSET_FACTOR;
using gl::GL_POLYGON_OFFSET_FILL;
using gl::GL_POLYGON_OFFSET_LINE;
using gl::GL_POLYGON_OFFSET_POINT;
using gl::GL_POLYGON_OFFSET_UNITS;
using gl::GL_POLYGON_SMOOTH;
using gl::GL_POLYGON_SMOOTH_HINT;
using gl::GL_POLYGON_STIPPLE;
using gl::GL_POLYGON_TOKEN;
using gl::GL_POSITION;
using gl::GL_PREVIOUS;
using gl::GL_PRIMARY_COLOR;
using gl::GL_PROJECTION;
using gl::GL_PROJECTION_MATRIX;
using gl::GL_PROJECTION_STACK_DEPTH;
using gl::GL_PROXY_TEXTURE_1D;
using gl::GL_PROXY_TEXTURE_2D;
using gl::GL_PROXY_TEXTURE_3D;
using gl::GL_PROXY_TEXTURE_CUBE_MAP;
using gl::GL_Q;
using gl::GL_QUAD_STRIP;
using gl::GL_QUADRATIC_ATTENUATION;
using gl::GL_QUADS;
using gl::GL_QUERY_COUNTER_BITS;
using gl::GL_QUERY_RESULT;
using gl::GL_QUERY_RESULT_AVAILABLE;
using gl::GL_R;
using gl::GL_R3_G3_B2;
using gl::GL_READ_BUFFER;
using gl::GL_READ_ONLY;
using gl::GL_READ_WRITE;
using gl::GL_RED;
using gl::GL_RED_BIAS;
using gl::GL_RED_BITS;
using gl::GL_RED_SCALE;
using gl::GL_REFLECTION_MAP;
using gl::GL_RENDER;
using gl::GL_RENDER_MODE;
using gl::GL_RENDERER;
using gl::GL_REPEAT;
using gl::GL_REPLACE;
using gl::GL_RESCALE_NORMAL;
using gl::GL_RETURN;
using gl::GL_RGB;
using gl::GL_RGB10;
using gl::GL_RGB10_A2;
using gl::GL_RGB12;
using gl::GL_RGB16;
using gl::GL_RGB4;
using gl::GL_RGB5;
using gl::GL_RGB5_A1;
using gl::GL_RGB8;
using gl::GL_RGB_SCALE;
using gl::GL_RGBA;
using gl::GL_RGBA12;
using gl::GL_RGBA16;
using gl::GL_RGBA2;
using gl::GL_RGBA4;
using gl::GL_RGBA8;
using gl::GL_RGBA_MODE;
using gl::GL_RIGHT;
using gl::GL_S;
using gl::GL_SAMPLE_ALPHA_TO_COVERAGE;
using gl::GL_SAMPLE_ALPHA_TO_ONE;
using gl::GL_SAMPLE_BUFFERS;
using gl::GL_SAMPLE_COVERAGE;
using gl::GL_SAMPLE_COVERAGE_INVERT;
using gl::GL_SAMPLE_COVERAGE_VALUE;
using gl::GL_SAMPLER_1D;
using gl::GL_SAMPLER_1D_SHADOW;
using gl::GL_SAMPLER_2D;
using gl::GL_SAMPLER_2D_SHADOW;
using gl::GL_SAMPLER_3D;
using gl::GL_SAMPLER_CUBE;
using gl::GL_SAMPLES;
using gl::GL_SAMPLES_PASSED;
using gl::GL_SCISSOR_BOX;
using gl::GL_SCISSOR_TEST;
using gl::GL_SECONDARY_COLOR_ARRAY;
using gl::GL_SECONDARY_COLOR_ARRAY_BUFFER_BINDING;
using gl::GL_SECONDARY_COLOR_ARRAY_POINTER;
using gl::GL_SECONDARY_COLOR_ARRAY_SIZE;
using gl::GL_SECONDARY_COLOR_ARRAY_STRIDE;
using gl::GL_SECONDARY_COLOR_ARRAY_TYPE;
using gl::GL_SELECT;
using gl::GL_SELECTION_BUFFER_POINTER;
using gl::GL_SELECTION_BUFFER_SIZE;
using gl::GL_SEPARATE_SPECULAR_COLOR;
using gl::GL_SET;
using gl::GL_SHADE_MODEL;
using gl::GL_SHADER_SOURCE_LENGTH;
using gl::GL_SHADER_TYPE;
using gl::GL_SHADING_LANGUAGE_VERSION;
using gl::GL_SHININESS;
using gl::GL_SHORT;
using gl::GL_SINGLE_COLOR;
using gl::GL_SLUMINANCE;
using gl::GL_SLUMINANCE8;
using gl::GL_SLUMINANCE8_ALPHA8;
using gl::GL_SLUMINANCE_ALPHA;
using gl::GL_SMOOTH;
using gl::GL_SMOOTH_LINE_WIDTH_GRANULARITY;
using gl::GL_SMOOTH_LINE_WIDTH_RANGE;
using gl::GL_SMOOTH_POINT_SIZE_GRANULARITY;
using gl::GL_SMOOTH_POINT_SIZE_RANGE;
using gl::GL_SOURCE0_ALPHA;
using gl::GL_SOURCE0_RGB;
using gl::GL_SOURCE1_ALPHA;
using gl::GL_SOURCE1_RGB;
using gl::GL_SOURCE2_ALPHA;
using gl::GL_SOURCE2_RGB;
using gl::GL_SPECULAR;
using gl::GL_SPHERE_MAP;
using gl::GL_SPOT_CUTOFF;
using gl::GL_SPOT_DIRECTION;
using gl::GL_SPOT_EXPONENT;
using gl::GL_SRC0_ALPHA;
using gl::GL_SRC0_RGB;
using gl::GL_SRC1_ALPHA;
using gl::GL_SRC1_RGB;
using gl::GL_SRC2_ALPHA;
using gl::GL_SRC2_RGB;
using gl::GL_SRC_ALPHA;
using gl::GL_SRC_ALPHA_SATURATE;
using gl::GL_SRC_COLOR;
using gl::GL_SRGB;
using gl::GL_SRGB8;
using gl::GL_SRGB8_ALPHA8;
using gl::GL_SRGB_ALPHA;
using gl::GL_STACK_OVERFLOW;
using gl::GL_STACK_UNDERFLOW;
using gl::GL_STATIC_COPY;
using gl::GL_STATIC_DRAW;
using gl::GL_STATIC_READ;
using gl::GL_STENCIL;
using gl::GL_STENCIL_BACK_FAIL;
using gl::GL_STENCIL_BACK_FUNC;
using gl::GL_STENCIL_BACK_PASS_DEPTH_FAIL;
using gl::GL_STENCIL_BACK_PASS_DEPTH_PASS;
using gl::GL_STENCIL_BACK_REF;
using gl::GL_STENCIL_BACK_VALUE_MASK;
using gl::GL_STENCIL_BACK_WRITEMASK;
using gl::GL_STENCIL_BITS;
using gl::GL_STENCIL_CLEAR_VALUE;
using gl::GL_STENCIL_FAIL;
using gl::GL_STENCIL_FUNC;
using gl::GL_STENCIL_INDEX;
using gl::GL_STENCIL_PASS_DEPTH_FAIL;
using gl::GL_STENCIL_PASS_DEPTH_PASS;
using gl::GL_STENCIL_REF;
using gl::GL_STENCIL_TEST;
using gl::GL_STENCIL_VALUE_MASK;
using gl::GL_STENCIL_WRITEMASK;
using gl::GL_STEREO;
using gl::GL_STREAM_COPY;
using gl::GL_STREAM_DRAW;
using gl::GL_STREAM_READ;
using gl::GL_SUBPIXEL_BITS;
using gl::GL_SUBTRACT;
using gl::GL_T;
using gl::GL_T2F_C3F_V3F;
using gl::GL_T2F_C4F_N3F_V3F;
using gl::GL_T2F_C4UB_V3F;
using gl::GL_T2F_N3F_V3F;
using gl::GL_T2F_V3F;
using gl::GL_T4F_C4F_N3F_V4F;
using gl::GL_T4F_V4F;
using gl::GL_TEXTURE;
using gl::GL_TEXTURE0;
using gl::GL_TEXTURE1;
using gl::GL_TEXTURE10;
using gl::GL_TEXTURE11;
using gl::GL_TEXTURE12;
using gl::GL_TEXTURE13;
using gl::GL_TEXTURE14;
using gl::GL_TEXTURE15;
using gl::GL_TEXTURE16;
using gl::GL_TEXTURE17;
using gl::GL_TEXTURE18;
using gl::GL_TEXTURE19;
using gl::GL_TEXTURE2;
using gl::GL_TEXTURE20;
using gl::GL_TEXTURE21;
using gl::GL_TEXTURE22;
using gl::GL_TEXTURE23;
using gl::GL_TEXTURE24;
using gl::GL_TEXTURE25;
using gl::GL_TEXTURE26;
using gl::GL_TEXTURE27;
using gl::GL_TEXTURE28;
using gl::GL_TEXTURE29;
using gl::GL_TEXTURE3;
using gl::GL_TEXTURE30;
using gl::GL_TEXTURE31;
using gl::GL_TEXTURE4;
using gl::GL_TEXTURE5;
using gl::GL_TEXTURE6;
using gl::GL_TEXTURE7;
using gl::GL_TEXTURE8;
using gl::GL_TEXTURE9;
using gl::GL_TEXTURE_1D;
using gl::GL_TEXTURE_2D;
using gl::GL_TEXTURE_3D;
using gl::GL_TEXTURE_ALPHA_SIZE;
using gl::GL_TEXTURE_BASE_LEVEL;
using gl::GL_TEXTURE_BINDING_1D;
using gl::GL_TEXTURE_BINDING_2D;
using gl::GL_TEXTURE_BINDING_3D;
using gl::GL_TEXTURE_BINDING_CUBE_MAP;
using gl::GL_TEXTURE_BLUE_SIZE;
using gl::GL_TEXTURE_BORDER;
using gl::GL_TEXTURE_BORDER_COLOR;
using gl::GL_TEXTURE_COMPARE_FUNC;
using gl::GL_TEXTURE_COMPARE_MODE;
using gl::GL_TEXTURE_COMPONENTS;
using gl::GL_TEXTURE_COMPRESSED;
using gl::GL_TEXTURE_COMPRESSED_IMAGE_SIZE;
using gl::GL_TEXTURE_COMPRESSION_HINT;
using gl::GL_TEXTURE_COORD_ARRAY;
using gl::GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING;
using gl::GL_TEXTURE_COORD_ARRAY_POINTER;
using gl::GL_TEXTURE_COORD_ARRAY_SIZE;
using gl::GL_TEXTURE_COORD_ARRAY_STRIDE;
using gl::GL_TEXTURE_COORD_ARRAY_TYPE;
using gl::GL_TEXTURE_CUBE_MAP;
using gl::GL_TEXTURE_CUBE_MAP_NEGATIVE_X;
using gl::GL_TEXTURE_CUBE_MAP_NEGATIVE_Y;
using gl::GL_TEXTURE_CUBE_MAP_NEGATIVE_Z;
using gl::GL_TEXTURE_CUBE_MAP_POSITIVE_X;
using gl::GL_TEXTURE_CUBE_MAP_POSITIVE_Y;
using gl::GL_TEXTURE_CUBE_MAP_POSITIVE_Z;
using gl::GL_TEXTURE_DEPTH;
using gl::GL_TEXTURE_DEPTH_SIZE;
using gl::GL_TEXTURE_ENV;
using gl::GL_TEXTURE_ENV_COLOR;
using gl::GL_TEXTURE_ENV_MODE;
using gl::GL_TEXTURE_FILTER_CONTROL;
using gl::GL_TEXTURE_GEN_MODE;
using gl::GL_TEXTURE_GEN_Q;
using gl::GL_TEXTURE_GEN_R;
using gl::GL_TEXTURE_GEN_S;
using gl::GL_TEXTURE_GEN_T;
using gl::GL_TEXTURE_GREEN_SIZE;
using gl::GL_TEXTURE_HEIGHT;
using gl::GL_TEXTURE_INTENSITY_SIZE;
using gl::GL_TEXTURE_INTERNAL_FORMAT;
using gl::GL_TEXTURE_LOD_BIAS;
using gl::GL_TEXTURE_LUMINANCE_SIZE;
using gl::GL_TEXTURE_MAG_FILTER;
using gl::GL_TEXTURE_MATRIX;
using gl::GL_TEXTURE_MAX_LEVEL;
using gl::GL_TEXTURE_MAX_LOD;
using gl::GL_TEXTURE_MIN_FILTER;
using gl::GL_TEXTURE_MIN_LOD;
using gl::GL_TEXTURE_PRIORITY;
using gl::GL_TEXTURE_RED_SIZE;
using gl::GL_TEXTURE_RESIDENT;
using gl::GL_TEXTURE_STACK_DEPTH;
using gl::GL_TEXTURE_WIDTH;
using gl::GL_TEXTURE_WRAP_R;
using gl::GL_TEXTURE_WRAP_S;
using gl::GL_TEXTURE_WRAP_T;
using gl::GL_TRANSPOSE_COLOR_MATRIX;
using gl::GL_TRANSPOSE_MODELVIEW_MATRIX;
using gl::GL_TRANSPOSE_PROJECTION_MATRIX;
using gl::GL_TRANSPOSE_TEXTURE_MATRIX;
using gl::GL_TRIANGLE_FAN;
using gl::GL_TRIANGLE_STRIP;
using gl::GL_TRIANGLES;
using gl::GL_UNPACK_ALIGNMENT;
using gl::GL_UNPACK_IMAGE_HEIGHT;
using gl::GL_UNPACK_LSB_FIRST;
using gl::GL_UNPACK_ROW_LENGTH;
using gl::GL_UNPACK_SKIP_IMAGES;
using gl::GL_UNPACK_SKIP_PIXELS;
using gl::GL_UNPACK_SKIP_ROWS;
using gl::GL_UNPACK_SWAP_BYTES;
using gl::GL_UNSIGNED_BYTE;
using gl::GL_UNSIGNED_BYTE_2_3_3_REV;
using gl::GL_UNSIGNED_BYTE_3_3_2;
using gl::GL_UNSIGNED_INT;
using gl::GL_UNSIGNED_INT_10_10_10_2;
using gl::GL_UNSIGNED_INT_2_10_10_10_REV;
using gl::GL_UNSIGNED_INT_8_8_8_8;
using gl::GL_UNSIGNED_INT_8_8_8_8_REV;
using gl::GL_UNSIGNED_SHORT;
using gl::GL_UNSIGNED_SHORT_1_5_5_5_REV;
using gl::GL_UNSIGNED_SHORT_4_4_4_4;
using gl::GL_UNSIGNED_SHORT_4_4_4_4_REV;
using gl::GL_UNSIGNED_SHORT_5_5_5_1;
using gl::GL_UNSIGNED_SHORT_5_6_5;
using gl::GL_UNSIGNED_SHORT_5_6_5_REV;
using gl::GL_UPPER_LEFT;
using gl::GL_V2F;
using gl::GL_V3F;
using gl::GL_VALIDATE_STATUS;
using gl::GL_VENDOR;
using gl::GL_VERSION;
using gl::GL_VERTEX_ARRAY;
using gl::GL_VERTEX_ARRAY_BUFFER_BINDING;
using gl::GL_VERTEX_ARRAY_POINTER;
using gl::GL_VERTEX_ARRAY_SIZE;
using gl::GL_VERTEX_ARRAY_STRIDE;
using gl::GL_VERTEX_ARRAY_TYPE;
using gl::GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING;
using gl::GL_VERTEX_ATTRIB_ARRAY_ENABLED;
using gl::GL_VERTEX_ATTRIB_ARRAY_NORMALIZED;
using gl::GL_VERTEX_ATTRIB_ARRAY_POINTER;
using gl::GL_VERTEX_ATTRIB_ARRAY_SIZE;
using gl::GL_VERTEX_ATTRIB_ARRAY_STRIDE;
using gl::GL_VERTEX_ATTRIB_ARRAY_TYPE;
using gl::GL_VERTEX_PROGRAM_POINT_SIZE;
using gl::GL_VERTEX_PROGRAM_TWO_SIDE;
using gl::GL_VERTEX_SHADER;
using gl::GL_VIEWPORT;
using gl::GL_WEIGHT_ARRAY_BUFFER_BINDING;
using gl::GL_WRITE_ONLY;
using gl::GL_XOR;
using gl::GL_ZERO;
using gl::GL_ZOOM_X;
using gl::GL_ZOOM_Y;


} // namespace gl21